Google's various search operators are a fantastic way to make searching for anything quick and painless. The Google Operating Blog has put together a list of some of of the more obscure search operators, including a way to instantly search though Google's help pages.

We love a good search operator, and this one's no different. Searching for answers to Google-specific questions is always a bit of a pain, but this operator restricts the results to just the questions that actually have answers:

Ideally, a simple Google search will give you exactly the results you need. When it doesn't,…
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site:support.google.com/*/answer [your question]

It's a simple little thing, and if you shows that Google's already handy site: search works just fine for directories (and images for that matter). Head over to Google Operating Blog for a few more advanced tips for Google's search operators.